Metal test type for distance and astigmatism
1901-1930
Near print test card frame
1881-1930
Book of test-types for assessing visual acuity
1871-1930
Wall chart printed on one side with test types for assessing visual acuity
1871-1930
Oliver test types in holder
1940-1970
Test types in holder, 1871-1970, English (?)
1891-1970
Test type
1851-1950
Diamond test type for astigmatism
1901-1930
Near print text card frame
1881-1930
Two small analogues of steam and sailing ships
1890-1920
Cowell test type
1950-1970
"Beale Collin's Picture Types"
1920-1950
Ffooks symbol cube for testing visual acuity in children
1970
Eye-testing chart on translucent amber coloured film
1851-1950
"Ramsay Garden's Silhoutypes" wall chart
1920-1940
Revolving eye-testing chart
Test types for distance (test of visual acuity)
Test type charts (4)
Test type wall chart (Snellen)
Folding wall chart printed on one side with test types for assessing visual acuity
Felt wall chart with 8 sizes of letter
Book of Jaeger test-type for assessing visual acuity
1860-1920
Book of Jaeger test-types for assessing visual acuity
1860-1920
Book of Jaeger test-types for assessing visual acuity
Book of Jaeger test-type for assessing visual acuity
1860-1920
Book of Cowell test-types for assessing visual acuity
1880-1920
Test-types, distance, for children and illiterates
1851-1950
Test-types, distance
1851-1950
Near print vision tester (copy), and stand
Test type charts (2)
1900-1978
Wall chart printed on one side with test types for assessing visual acuity
1960-1962
'Motor Drivers Vision Test'
1950-1960
Book of Jaeger test-types for assessing visual acuity
1871-1930
Book of Jeager test-types for assessing visual acuity
1871-1930
Test type card
Orthops test type
1901-1930
Folder containing 6 cards of test types
1901-1930
Wall chart printed on one side with Thorington test types for assessing visual acuity
1921-1940
Chart printed on one side with test types
1851-1900
Wall chart printed on one side with test types for assessing visual acuity
1920-1950
Folding wall chart printed on one side with test types for assessing visual acuity
"Beale Collin's Picture Types"
1920-1940
"Beale Collin's Picture Types"
1920-1940
"Landolt's Broken Rings"
1970
Two wall charts printed on one side with patterns of squares on graph paper background
1871-1930
Book of test type
1910-1970
Book of Jaeger test-types for assessing visual acuity
1860-1920
Card with test-types for assessing visual acuity
1871-1930
Book of Jaeger test-types for assessing visual acuity
1860-1920